Update haversine requirement from ~=2.8.1 to ~=2.9.0 (#462)

Updates the requirements on [haversine](https://github.com/mapado/haversine) to permit the latest version.
- [Changelog](https://github.com/mapado/haversine/blob/main/CHANGELOG.md)
- [Commits](mapado/haversine@v2.8.1...v2.9.0)

---
updated-dependencies:
- dependency-name: haversine
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -2,7 +2,7 @@ aprslib==0.7.2
 cryptography==44.0.0
 flask~=3.1.0
 getmac==0.9.5
-haversine~=2.8.1
+haversine~=2.9.0
 humanize~=4.11.0
 meshtastic~=2.5.6
 openai==1.57.2